Patients with acute COPD exacerbations are seen frequently in the emergency department (ED). Acute exacerbations are associated with significant morbidity, mortality and health care expenditures.

With the earlier definition of chronic obstructive pulmonary disease (COPD), patients were essentially defined as having either chronic bronchitis or emphysema, with emphysema classified as a ...

Chronic lower respiratory diseases, including chronic obstructive pulmonary disease (COPD), are the sixth leading cause of death in the United States, according to the U.S. Centers for Disease Control ...